# 备份数据
docker run --rm mysql mysqldump -h175.178.63.66 -uroot -pb2374d05ebeba8b9 --databases shop > $HOME/hello-world/_go-code/shop/shop-api/sql/shop_$(date "+%Y%m%d")_backup.sql
# 定时任务, crontab -e, sh $HOME/hello-world/_go-code/shop/shop-api/sql/backup.sh 